NORTH AUBURN (CBS13) – Crumbling concrete is prompting a closure of the train crossing over Highway 49 in North Auburn Thursday morning.

The scene is at the train crossing over the highway near New Airport Road.

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According to the Placer County Sheriff’s Office, the train crossing is closed due to concrete crumbling on the roadway.

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Exactly why the concrete is crumbling is unclear. Crews are at the scene assessing the situation.

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While Highway 49 remains open, authorities are still asking people to avoid the area if at all possible.